Java tutorial
/* * This file is part of the ZoRa project: http://www.photozora.org. * * ZoRa is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * ZoRa is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with ZoRa; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * * Modifications (c) 2009 Berthold Daum */ package com.bdaum.juploadr.uploadapi.smugrest.ui; import org.eclipse.jface.dialogs.IDialogConstants; import org.eclipse.jface.viewers.ArrayContentProvider; import org.eclipse.jface.viewers.ComboViewer; import org.eclipse.jface.viewers.ISelectionChangedListener; import org.eclipse.jface.viewers.IStructuredSelection; import org.eclipse.jface.viewers.SelectionChangedEvent; import org.eclipse.jface.viewers.StructuredSelection; import org.eclipse.swt.SWT; import org.eclipse.swt.layout.GridData; import org.eclipse.swt.layout.GridLayout; import org.eclipse.swt.widgets.Composite; import org.eclipse.swt.widgets.Control; import org.eclipse.swt.widgets.Label; import org.eclipse.swt.widgets.Shell; import org.scohen.juploadr.app.PhotoSet; import org.scohen.juploadr.uploadapi.Session; import com.bdaum.juploadr.uploadapi.smugrest.SmugmugRestApi; import com.bdaum.zoom.css.ZColumnLabelProvider; import com.bdaum.zoom.net.communities.CommunityAccount; import com.bdaum.zoom.ui.dialogs.ZTitleAreaDialog; import com.bdaum.zoom.ui.internal.ZViewerComparator; import com.bdaum.zoom.ui.internal.widgets.RadioButtonGroup; @SuppressWarnings("restriction") public class AlbumPolicyDialog extends ZTitleAreaDialog { private final Session session; private ComboViewer viewer; private RadioButtonGroup albumGroup; public AlbumPolicyDialog(Shell parentShell, Session session) { super(parentShell); this.session = session; } @Override public void create() { super.create(); setMessage(Messages.AlbumPolicyDialog_please_select_policy); fillValues(); updateButtons(); } private void updateButtons() { boolean enabled = !viewer.getSelection().isEmpty(); getShell().setModified(enabled); getButton(IDialogConstants.OK_ID).setEnabled(enabled); } private void fillValues() { CommunityAccount account = session.getAccount(); int policy = account.getAlbumPolicy(); albumGroup.setSelection(policy == SmugmugRestApi.SELECT ? 0 : 1); PhotoSet dfltAlbum = account.findPhotoset(account.getDefaultAlbum()); if (dfltAlbum != null) viewer.setSelection(new StructuredSelection(dfltAlbum)); } @Override protected Control createDialogArea(Composite parent) { Composite area = (Composite) super.createDialogArea(parent); albumGroup = new RadioButtonGroup(area, null, SWT.NONE, Messages.AlbumPolicyDialog_select_by_local_album, Messages.AlbumPolicyDialog_use_default_target_album); albumGroup.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true)); Composite viewerGroup = new Composite(area, SWT.NONE); viewerGroup.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true)); viewerGroup.setLayout(new GridLayout(2, false)); new Label(viewerGroup, SWT.NONE).setText(Messages.AlbumPolicyDialog_default_album); viewer = new ComboViewer(viewerGroup, SWT.READ_ONLY); viewer.setContentProvider(ArrayContentProvider.getInstance()); viewer.setLabelProvider(new ZColumnLabelProvider() { @Override public String getText(Object element) { if (element instanceof PhotoSet) return ((PhotoSet) element).getTitle(); return element.toString(); } }); viewer.setComparator(ZViewerComparator.INSTANCE); viewer.addSelectionChangedListener(new ISelectionChangedListener() { public void selectionChanged(SelectionChangedEvent event) { updateButtons(); } }); viewer.setInput(session.getAccount().getPhotosets()); return area; } @Override protected void okPressed() { saveValues(); session.setAlbumPolicy(albumGroup.getSelection() == 0 ? SmugmugRestApi.SELECT : SmugmugRestApi.USEDEFAULT); IStructuredSelection selection = viewer.getStructuredSelection(); if (!selection.isEmpty()) session.setDefaultAlbum(((PhotoSet) selection.getFirstElement())); super.okPressed(); } private void saveValues() { CommunityAccount account = session.getAccount(); account.setAlbumPolicy(albumGroup.getSelection() == 0 ? SmugmugRestApi.SELECT : SmugmugRestApi.USEDEFAULT); IStructuredSelection selection = viewer.getStructuredSelection(); if (!selection.isEmpty()) account.setDefaultAlbum(((PhotoSet) selection.getFirstElement()).getTitle()); account.save(); } }